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NX - Nitrous Express
Founded by a racer frustrated with lagging nitrous technology, Nitrous Express makes nitrous oxide injection systems designed from the ground up to be the most advanced,...
Founded by a racer frustrated with lagging nitrous technology, Nitrous Express makes nitrous oxide injection systems designed from the ground up to be the most advanced, most reliable, and most potent systems available. Built and extensively tested in America, NX “wet” nitrous systems arrive ready to install, without all the trial-and-error associated with other nitrous kits, and with accurate at-the-wheel horsepower ratings. In pursuit of perfect nitrous/fuel delivery, Nitrous Express CNC-machines its own high-efficiency, low-turbulence valves, jets, and solenoids. For complete systems, or components...
Founded by a racer frustrated with lagging nitrous technology, Nitrous Express makes nitrous oxide injection systems designed from the ground up to be the most advanced, most reliable, and most potent systems available. Built and extensively tested in America, NX “wet” nitrous systems arrive ready to install, without all the trial-and-error associated with other nitrous kits, and with accurate at-the-wheel horsepower ratings. In pursuit of perfect nitrous/fuel delivery, Nitrous Express CNC-machines its own high-efficiency, low-turbulence valves, jets, and solenoids. For complete systems, or components to complete or expand your existing nitrous setup, check out NX Nitrous Express products, available from Summit Racing!
Showing In Stock Items. Show All 57 Items.
Fitting, Adapter, AN to NPT, Straight, Brass, Nickel Plated, -3 AN, 1/8 in. NPT, Each
Part Number: NEX-16108M
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Adapter, AN to NPT, Straight, Aluminum, Black Anodized, -4 AN, 1/8 in. NPT, Each
Part Number: NEX-16109
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Adapter, AN to NPT, 90 Degree, Aluminum, Black Anodized, -6 AN, 1/8 in. NPT, Each
Part Number: NEX-16118
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Adapter Fitting; Pipe Fitting; Fuel Bypass Fitting; 1/4 in. NPT x -6 AN with 1/8 in. NPT Gauge Port
Part Number: NEX-16204
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Fitting, Adapter, AN to NPT, Straight, Aluminum, Blue Anodized, -4 AN, 1/8 in. NPT, Each
Part Number: NEX-16182
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Fitting, Adapter, NPT to Hose Barb, Straight, Brass, Nickel Plated, 1/8 in. NPT, 3/8 in. Hose Barb, Each
Part Number: NEX-16100
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Adapter, AN to NPT, 90 Degree, Brass, Nickel Plated, -3 AN, 1/8 in. NPT, Each
Part Number: NEX-16115
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Fitting, Adapter, AN to NPT, 90 Degree, Brass, Nickel Plated, -4 AN, 1/8 in. NPT, Each
Part Number: NEX-16116
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Adapter, AN to NPT, Straight, Brass, Black Anodized, -3 AN, 1/8 in. NPT, Each
Part Number: NEX-16108
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Adapter, AN to NPT, Straight, Aluminum, Black Anodized, -6 AN, 1/8 in. NPT, Each
Part Number: NEX-16112
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Adapter, AN to NPT, Straight, Aluminum, Black Anodized, -3 AN, 1/8 in. NPT, Each
Part Number: NEX-15065
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Fitting, Adapter, AN to NPT, Straight, Brass, Nickel Plated, -4 AN, 1/8 in. NPT, Each
Part Number: NEX-16091
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Fitting, Adapter, NPT to Hose Barb, 90 Degree, Brass, Nickel Plated, 1/8 in. NPT, 3/8 in. Hose Barb, Each
Part Number: NEX-16104
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Reducer, NPT to NPT, Straight, Brass, Nickel Plated, 3/8 in. NPT, 1/8 in. NPT, Each
Part Number: NEX-16127
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Coupler, Union, NPT to NPT, 90 Degree, Brass, Nickel Plated, 1/8 in. NPT, 1/8 in. NPT, Each
Part Number: NEX-16128
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Adapter, NPT to Hose Barb, Straight, Brass, Nickel Plated, 1/8 in. NPT, 1/4 in. Hose Barb, Each
Part Number: NEX-16103
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Reducer, NPT to NPT, 90 Degree, Brass, Nickel Plated, 1/4 in. NPT, 1/8 in. NPT, Each
Part Number: NEX-16129
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Fitting, Reducer, NPT to NPT, Straight, Brass, Nickel Plated, 3/8 in. NPT, 1/8 in. NPT, Each
Part Number: NEX-16147
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Fitting, Coupler, Union, NPT to NPT, Straight, Aluminum, Black, 1/8 in. NPT, 1/8 in. NPT, Each
Part Number: NEX-16123
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Fitting, Reducer, NPT to NPT, Straight, Brass, Nickel Plated, 1/4 in. NPT, 1/8 in. NPT, Each
Part Number: NEX-16146
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Fitting, Tee Adapter, Brass, Black, 1/8 in. NPT Male Threads, -3 AN Male Threads, -3 AN Male Threads, Each
Part Number: NEX-16132
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Nitrous Fitting, 1/8 X -4 FITTING
Part Number: NEX-15236
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Adapter Fitting; Pipe Fitting; Male Union Connector; 1/4 in. NPT x 1/8 in. NPT
Part Number: NEX-16126
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Line Adapter, Nitrous, Late Model, Billet, 90 Degree Fitting, 1/8 in. NPT, Female/Male, Anodized, Each
Part Number: NEX-16185D
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Fitting, Reducer, NPT to NPT, Straight, Brass, Nickel Plated, 1/4 in. NPT, 1/8 in. NPT, Each
Part Number: NEX-16094
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
